var cal;
var isFocus = false; //是否为焦点 
var pickMode = {
	"second": 1,
	"minute": 2,
	"hour": 3,
	"day": 4,
	"month": 5,
	"year": 6
};

var topY = 0,
	leftX = 0; //自定义定位偏移量 2007-02-11 由 寒羽枫添加 //选择日期 → 

function SelectDateById(id, strFormat, x, y) {
	var obj = document.getElementById(id);
	if (obj == null) {
		return false;
	}
	obj.focus();
	if (obj.onclick != null) {
		obj.onclick();
	} else if (obj.click != null) {
		obj.click();
	} else {
		SelectDate(obj, strFormat, x, y)
	}
}

//选择日期 → 由 寒羽枫 2006-06-25 添加 
function SelectDate(obj, strFormat, x, y) {

	leftX = (x == null) ? leftX : x;
	topY = (y == null) ? topY : y; //自定义定位偏移量 2007-02-11 由 寒羽枫添加 
	strFormat = (strFormat == null) ? "yyyy-MM-dd hh:mm:ss" : strFormat;  // 2018-05-18 设置默认格式 由 刘昌龙 添加
	if (document.getElementById("ContainerPanel") == null) {
		InitContainerPanel();
	}
	var date = new Date();
	var by = date.getFullYear() - 50; //最小值 → 50 年前 
	var ey = date.getFullYear() + 50; //最大值 → 50 年后 
	//cal = new Calendar(by, ey,1,strFormat);    //初始化英文版，0 为中文版 
	cal = (cal == null) ? new Calendar(by, ey, 0) : cal; //不用每次都初始化 2006-12-03 修正 
	cal.DateMode = pickMode["second"]; //复位 
	if (strFormat.indexOf('s') < 0) {
		cal.DateMode = pickMode["minute"];
	} //精度为分 
	if (strFormat.indexOf('m') < 0) {
		cal.DateMode = pickMode["hour"];
	} //精度为时 
	if (strFormat.indexOf('h') < 0) {
		cal.DateMode = pickMode["day"];
	} //精度为日 
	if (strFormat.indexOf('d') < 0) {
		cal.DateMode = pickMode["month"];
	} //精度为月 
	if (strFormat.indexOf('M') < 0) {
		cal.DateMode = pickMode["year"];
	} //精度为年 
	if (strFormat.indexOf('y') < 0) {
		cal.DateMode = pickMode["second"];
	} //默认精度为秒 
	cal.dateFormatStyleOld = cal.dateFormatStyle;
	cal.dateFormatStyle = strFormat;
	cal.show(obj);
}
/**/
/**/ /**/ /**/ /**/ /**/ /**/
/** 
* 返回日期 
* @param d the delimiter 
* @param p the pattern of your date 
根据用户指定的 style 来确定； 
*/
String.prototype.toDate = function(style) {
	var y = this.substring(style.indexOf('y'), style.lastIndexOf('y') + 1); // 年 
	var M = this.substring(style.indexOf('M'), style.lastIndexOf('M') + 1); // 月 
	var d = this.substring(style.indexOf('d'), style.lastIndexOf('d') + 1); // 日 
	var h = this.substring(style.indexOf('h'), style.lastIndexOf('h') + 1); // 时 
	var m = this.substring(style.indexOf('m'), style.lastIndexOf('m') + 1); // 分 
	var s = this.substring(style.indexOf('s'), style.lastIndexOf('s') + 1); // 秒 

	if (s == null || s == "" || isNaN(s)) {
		s = new Date().getSeconds();
	}
	if (m == null || m == "" || isNaN(m)) {
		m = new Date().getMinutes();
	}
	if (h == null || h == "" || isNaN(h)) {
		h = new Date().getHours();
	}
	if (d == null || d == "" || isNaN(d)) {
		d = new Date().getDate();
	}
	if (M == null || M == "" || isNaN(M)) {
		M = new Date().getMonth() + 1;
	}
	if (y == null || y == "" || isNaN(y)) {
		y = new Date().getFullYear();
	}
	var dt;
	eval("dt = new Date('" + y + "', '" + (M - 1) + "','" + d + "','" + h + "','" + m + "','" + s + "')");
	return dt;
}

/**/
/**/ /**/ /**/ /**/ /**/ /**/
/** 
 * 格式化日期 
 * @param   d the delimiter 
 * @param   p the pattern of your date 
 * @author meizz 
 */
Date.prototype.format = function(style) {
	var o = {
		"M+": this.getMonth() + 1, //month 
		"d+": this.getDate(), //day 
		"h+": this.getHours(), //hour 
		"m+": this.getMinutes(), //minute 
		"s+": this.getSeconds(), //second 
		"w+": "天一二三四五六".charAt(this.getDay()), //week 
		"q+": Math.floor((this.getMonth() + 3) / 3), //quarter 
		"S": this.getMilliseconds() //millisecond 
	}
	if (/(y+)/.test(style)) {
		style = style.replace(RegExp.$1,
			(this.getFullYear() + "").substr(4 - RegExp.$1.length));
	}
	for (var k in o) {
		if (new RegExp("(" + k + ")").test(style)) {
			style = style.replace(RegExp.$1,
				RegExp.$1.length == 1 ? o[k] :
				("00" + o[k]).substr(("" + o[k]).length));
		}
	}
	return style;
}

//添加返回所选日期 
Calendar.prototype.ReturnDate = function(dt) {
	if (this.dateControl != null) {
		this.dateControl.value = dt;
	}
	calendar.hide();
	if (this.dateControl.onchange == null) {
		return;
	}
	//将 onchange 转成其它函数，以免触发验证事件 
	var ev = this.dateControl.onchange.toString(); //找出函数的字串 
	ev = ev.substring(
		((ev.indexOf("ValidatorOnChange();") > 0) ? ev.indexOf("ValidatorOnChange();") + 20 : ev.indexOf("{") + 1), ev.lastIndexOf("}")); //去除验证函数 ValidatorOnChange(); 
	var fun = new Function(ev); //重新定义函数 
	this.dateControl.changeEvent = fun;
	this.dateControl.changeEvent(); //触发自定义 changeEvent 函数 
}

/**/
/**/ /**/ /**/ /**/ /**/ /**/
/** 
 * 日历类 
 * @param   beginYear 1990 
 * @param   endYear   2010 
 * @param   lang      0(中文)|1(英语) 可自由扩充 
 * @param   dateFormatStyle "yyyy-MM-dd"; 
 * @version 2006-04-01 
 * @author KimSoft (jinqinghua [at] gmail.com) 
 * @update 
 */
function Calendar(beginYear, endYear, lang, dateFormatStyle) {
	this.beginYear = 1950;
	this.endYear = 2050;
	this.lang = 0; //0(中文) | 1(英文) 
	this.dateFormatStyle = "yyyy-MM-dd hh:mm:ss";

	if (beginYear != null && endYear != null) {
		this.beginYear = beginYear;
		this.endYear = endYear;
	}
	if (lang != null) {
		this.lang = lang
	}

	if (dateFormatStyle != null) {
		this.dateFormatStyle = dateFormatStyle
	}

	this.dateControl = null;
	this.panel = this.getElementById("calendarPanel");
	this.container = this.getElementById("ContainerPanel");
	this.form = null;

	this.date = new Date();
	this.year = this.date.getFullYear();
	this.month = this.date.getMonth();

	this.day = this.date.getDate();
	this.hour = this.date.getHours();
	this.minute = this.date.getMinutes();
	this.second = this.date.getSeconds();

	this.colors = {
			"cur_word": "#FFFFFF", //当日日期文字颜色 
			"cur_bg": "#00FF00", //当日日期单元格背影色 
			"sel_bg": "#FFCCCC", //已被选择的日期单元格背影色 2006-12-03 寒羽枫添加 
			"sun_word": "#FF0000", //星期天文字颜色 
			"sat_word": "#0000FF", //星期六文字颜色 
			"td_word_light": "#333333", //单元格文字颜色 
			"td_word_dark": "#CCCCCC", //单元格文字暗色 
			"td_bg_out": "#EFEFEF", //单元格背影色 
			"td_bg_over": "#FFCC00", //单元格背影色 
			"tr_word": "#FFFFFF", //日历头文字颜色 
			"tr_bg": "#666666", //日历头背影色 
			"input_border": "#CCCCCC", //input控件的边框颜色 
			"input_bg": "#EFEFEF" //input控件的背影色 
		}
		/* //2008-01-29 放到了 show ，因为要做 pickMode 判断 
		this.draw(); 
		this.bindYear(); 
		this.bindMonth(); 
		*/
		//this.changeSelect(); 
		//this.bindData(); //2006-12-30 由民工.砖家注释 
}

/**/
/**/ /**/ /**/ /**/ /**/ /**/
/** 
 * 日历类属性（语言包，可自由扩展） 
 */
Calendar.language = {
	"year": [
		[""],
		[""]
	],
	"months": [
		["一月", "二月", "三月", "四月", "五月", "六月", "七月", "八月", "九月", "十月", "十一月", "十二月"],
		["JAN", "FEB", "MAR", "APR", "MAY", "JUN", "JUL", "AUG", "SEP", "OCT", "NOV", "DEC"]
	],
	"weeks": [
		["日", "一", "二", "三", "四", "五", " 六"],
		["SUN", "MON", "TUR", "WED", "THU", "FRI", "SAT"]
	],
	"hour": [
		["时"],
		["H"]
	],
	"minute": [
		["分"],
		["M"]
	],
	"second": [
		["秒"],
		["S"]
	],
	"clear": [
		["清空"],
		["CLS"]
	],
	"today": [
		["今天"],
		["TODAY"]
	],
	"pickTxt": [
		["确定"],
		["OK"]
	], //pickMode 精确到年、月时把今天变成“确定” 
	"close": [
		["关闭"],
		["CLOSE"]
	]
}

Calendar.prototype.draw = function() {
	calendar = this;

	var mvAry = [];
	//mvAry[mvAry.length] = ' <form name="calendarForm" style="margin: 0px;">'; //因 <form> 不能嵌套， 改用 Div 
	mvAry[mvAry.length] = ' <div name="calendarForm" style="margin: 0px;">';
	mvAry[mvAry.length] = '    <table width="100%" border="0" cellpadding="0" cellspacing="1" style="font-size:12px;height:40px">';
	mvAry[mvAry.length] = '      <tr>';
	mvAry[mvAry.length] = '        <th align="left" width="5%"><input style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:16px;height:30px;';
	if (calendar.DateMode > pickMode["month"]) {
		mvAry[mvAry.length] = 'display:none;';
	} //pickMode 精确到年时隐藏 “月” 
	mvAry[mvAry.length] = '" name="prevMonth" type="button" id="prevMonth" value="<" /></th>';
	mvAry[mvAry.length] = '        <th align="left" width="40%" style="margin-left:20px"  nowrap="nowrap"><select name="calendarYear" id="calendarYear" style="font-size:12px;margin-top:10px;"></select><select name="calendarMonth" id="calendarMonth" style="font-size:12px;';
	if (calendar.DateMode > pickMode["month"]) {
		mvAry[mvAry.length] = 'display:none;';
	} //pickMode 精确到年时隐藏 “月” 
	mvAry[mvAry.length] = '"></select></th>';
	mvAry[mvAry.length] = '        <th align="right" width="40%"><input style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:20px;height:30px;';
	if (calendar.DateMode > pickMode["month"]) {
		mvAry[mvAry.length] = 'display:none;';
	} //pickMode 精确到年时隐藏 “月” 
	mvAry[mvAry.length] = '" name="nextMonth" type="button" id="nextMonth" value=">" /></th>';
	mvAry[mvAry.length] = '      </tr>';
	mvAry[mvAry.length] = '    </table>';
	mvAry[mvAry.length] = '    <table id="calendarTable" width="100%" style="border:0px solid #CCCCCC;background-color:#FFFFFF;font-size:12px;';
	if (calendar.DateMode >= pickMode["month"]) {
		mvAry[mvAry.length] = 'display:none;';
	} //pickMode 精确到年、月时隐藏 “天” 
	mvAry[mvAry.length] = '" border="0" cellpadding="3" cellspacing="1">';
	mvAry[mvAry.length] = '      <tr>';
	for (var i = 0; i < 7; i++) {
		mvAry[mvAry.length] = '      <th style="font-weight:normal;background-color:' + calendar.colors["tr_bg"] + ';color:' + calendar.colors["tr_word"] + ';">' + Calendar.language["weeks"][this.lang][i] + '</th>';
	}
	mvAry[mvAry.length] = '      </tr>';
	for (var i = 0; i < 6; i++) {
		mvAry[mvAry.length] = '    <tr align="center">';
		for (var j = 0; j < 7; j++) {
			if (j == 0) {
				mvAry[mvAry.length] = ' <td style="cursor:default;color:' + calendar.colors["sun_word"] + ';"></td>';
			} else if (j == 6) {
				mvAry[mvAry.length] = ' <td style="cursor:default;color:' + calendar.colors["sat_word"] + ';"></td>';
			} else {
				mvAry[mvAry.length] = ' <td style="cursor:default;"></td>';
			}
		}
		mvAry[mvAry.length] = '    </tr>';
	}

	//添加的代码，放置时间的行 
	mvAry[mvAry.length] = '      <tr style="';
	if (calendar.DateMode >= pickMode["day"]) {
		mvAry[mvAry.length] = 'display:none;';
	} //pickMode 精确到时日隐藏“时间” 
	mvAry[mvAry.length] = '"><td align="center" colspan="7">';
	mvAry[mvAry.length] = '  <span >    <select name="calendarHour" id="calendarHour" style="font-size:12px;width:55px;"></select>'+'</span>' + '<span width:10px;>'+Calendar.language["hour"][this.lang]+'</span>';
	mvAry[mvAry.length] = '<span  style="'
	if (calendar.DateMode >= pickMode["hour"]) {
		mvAry[mvAry.length] = 'display:none;';
	} //pickMode 精确到小时时隐藏 “分” 
	mvAry[mvAry.length] = '"><select name="calendarMinute" id="calendarMinute" style="font-size:12px;width:55px;"></select>' +'</span>'+'<span width:10px;>'+ Calendar.language["minute"][this.lang] + '</span>';
	mvAry[mvAry.length] = '<span  style="'
	if (calendar.DateMode >= pickMode["minute"]) {
		mvAry[mvAry.length] = 'display:none;';
	} //pickMode 精确到小时、分时隐藏 “秒” 
	mvAry[mvAry.length] = '"><select name="calendarSecond" id="calendarSecond" style="font-size:12px;width:55px;text-align: center;"></select>' +'</span>'+'<span width:10px;>'+ Calendar.language["second"][this.lang] + '</span>';
	mvAry[mvAry.length] = '      </td></tr>';

	mvAry[mvAry.length] = '    </table>';
	//mvAry[mvAry.length] = ' </from>'; 
	mvAry[mvAry.length] = '      <div align="center" style="padding:4px 4px 4px 4px;background-color:' + calendar.colors["input_bg"] + ';">';
	mvAry[mvAry.length] = '        <input name="calendarClear" type="button" id="calendarClear" value="' + Calendar.language["clear"][this.lang] + '" style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:60px;height:30px;font-size:12px;cursor:pointer;"/>';
	mvAry[mvAry.length] = '        <input name="calendarToday" type="button" id="calendarToday" value="'
	mvAry[mvAry.length] = (calendar.DateMode == pickMode["day"]) ? Calendar.language["today"][this.lang] : Calendar.language["pickTxt"][this.lang];
	mvAry[mvAry.length] = '" style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:60px;height:30px;font-size:12px;cursor:pointer"/>';
	mvAry[mvAry.length] = '        <input name="calendarClose" type="button" id="calendarClose" value="' + Calendar.language["close"][this.lang] + '" style="border: 1px solid ' + calendar.colors["input_border"] + ';background-color:' + calendar.colors["input_bg"] + ';width:60px;height:30px;font-size:12px;cursor:pointer"/>';
	mvAry[mvAry.length] = '      </div>';

	mvAry[mvAry.length] = ' </div>';
	this.panel.innerHTML = mvAry.join("");

	/**/
	/**/ /**/ /******** **********/
	var obj = this.getElementById("prevMonth");
	obj.onclick = function() {
		calendar.goPrevMonth(calendar);
	}
	obj.onblur = function() {
		calendar.onblur();
	}
	this.prevMonth = obj;

	obj = this.getElementById("nextMonth");
	obj.onclick = function() {
		calendar.goNextMonth(calendar);
	}
	obj.onblur = function() {
		calendar.onblur();
	}
	this.nextMonth = obj;

	obj = this.getElementById("calendarClear");
	obj.onclick = function() {
		calendar.ReturnDate(""); /*calendar.dateControl.value = "";calendar.hide();*/ //2007-09-14 由寒羽枫注释 
	}
	this.calendarClear = obj;

	obj = this.getElementById("calendarClose");
	obj.onclick = function() {
		calendar.hide();
	}
	this.calendarClose = obj;

	obj = this.getElementById("calendarYear");
	obj.onchange = function() {
		calendar.update(calendar);
	}
	obj.onblur = function() {
		calendar.onblur();
	}
	this.calendarYear = obj;

	obj = this.getElementById("calendarMonth");
	with(obj) {
		onchange = function() {
			calendar.update(calendar);
		}
		onblur = function() {
			calendar.onblur();
		}
	}
	this.calendarMonth = obj;

	obj = this.getElementById("calendarHour");
	obj.onchange = function() {
		calendar.hour = this.options[this.selectedIndex].value;
	}
	obj.onblur = function() {
		calendar.onblur();
	}
	this.calendarHour = obj;

	obj = this.getElementById("calendarMinute");
	obj.onchange = function() {
		calendar.minute = this.options[this.selectedIndex].value;
	}
	obj.onblur = function() {
		calendar.onblur();
	}
	this.calendarMinute = obj;

	obj = this.getElementById("calendarSecond");
	obj.onchange = function() {
		calendar.second = this.options[this.selectedIndex].value;
	}
	obj.onblur = function() {
		calendar.onblur();
	}
	this.calendarSecond = obj;

	obj = this.getElementById("calendarToday");
	obj.onclick = function() {
		var today = (calendar.DateMode != pickMode["day"]) ?
			new Date(calendar.year, calendar.month, calendar.day, calendar.hour, calendar.minute, calendar.second) : new Date(); //2008-01-29 
		calendar.ReturnDate(today.format(calendar.dateFormatStyle));
	}
	this.calendarToday = obj;
}

//年份下拉框绑定数据 
Calendar.prototype.bindYear = function() {
	var cy = this.calendarYear; //2006-12-01 由寒羽枫修改 
	cy.length = 0;
	for (var i = this.beginYear; i <= this.endYear; i++) {
		cy.options[cy.length] = new Option(i + Calendar.language["year"][this.lang], i);
	}
}

//月份下拉框绑定数据 
Calendar.prototype.bindMonth = function() {
	var cm = this.calendarMonth; //2006-12-01 由寒羽枫修改 
	cm.length = 0;
	for (var i = 0; i < 12; i++) {
		cm.options[cm.length] = new Option(Calendar.language["months"][this.lang][i], i);
	}
}

//小时下拉框绑定数据 
Calendar.prototype.bindHour = function() {
	var ch = this.calendarHour;
	if (ch.length > 0) {
		return;
	} //2009-03-03 不需要重新绑定，提高性能 
	//ch.length = 0; 
	var h;
	for (var i = 0; i < 24; i++) {
		h = ("00" + i + "").substr(("" + i).length);
		ch.options[ch.length] = new Option(h, h);
	}
}

//分钟下拉框绑定数据 
Calendar.prototype.bindMinute = function() {
	var cM = this.calendarMinute;
	if (cM.length > 0) {
		return;
	} //2009-03-03 不需要重新绑定，提高性能 
	//cM.length = 0; 
	var M;
	for (var i = 0; i < 60; i++) {
		M = ("00" + i + "").substr(("" + i).length);
		cM.options[cM.length] = new Option(M, M);
	}
}

//秒钟下拉框绑定数据 
Calendar.prototype.bindSecond = function() {
	var cs = this.calendarSecond;
	if (cs.length > 0) {
		return;
	} //2009-03-03 不需要重新绑定，提高性能 
	//cs.length = 0; 
	var s;
	for (var i = 0; i < 60; i++) {
		s = ("00" + i + "").substr(("" + i).length);
		cs.options[cs.length] = new Option(s, s);
	}
}

//向前一月 
Calendar.prototype.goPrevMonth = function(e) {
	if (this.year == this.beginYear && this.month == 0) {
		return;
	}
	this.month--;
	if (this.month == -1) {
		this.year--;
		this.month = 11;
	}
	this.date = new Date(this.year, this.month, 1);
	this.changeSelect();
	this.bindData();
}

//向后一月 
Calendar.prototype.goNextMonth = function(e) {
	if (this.year == this.endYear && this.month == 11) {
		return;
	}
	this.month++;
	if (this.month == 12) {
		this.year++;
		this.month = 0;
	}
	this.date = new Date(this.year, this.month, 1);
	this.changeSelect();
	this.bindData();
}

//改变SELECT选中状态 
Calendar.prototype.changeSelect = function() {
	var cy = this.calendarYear; //
	var cm = this.calendarMonth;
	var ch = this.calendarHour;
	var cM = this.calendarMinute;
	var cs = this.calendarSecond;
	//，减少运算次数 
	cy[this.date.getFullYear() - this.beginYear].selected = true;
	cm[this.date.getMonth()].selected = true;

	//初始化时间的值 
	ch[this.hour].selected = true;
	cM[this.minute].selected = true;
	cs[this.second].selected = true;
}

//更新年、月 
Calendar.prototype.update = function(e) {
	this.year = e.calendarYear.options[e.calendarYear.selectedIndex].value; //2006-12-01 由寒羽枫修改 
	this.month = e.calendarMonth.options[e.calendarMonth.selectedIndex].value;
	this.date = new Date(this.year, this.month, 1);
	//this.changeSelect(); 
	this.bindData();
}

//绑定数据到月视图 
Calendar.prototype.bindData = function() {
	var calendar = this;
	if (calendar.DateMode >= pickMode["month"]) {
		return;
	} 
	// var dateArray = this.getMonthViewArray(this.date.getYear(), this.date.getMonth()); 
	//2006-12-30 由民工.砖家修改 在Firefox 下年份错误 
	var dateArray = this.getMonthViewArray(this.date.getFullYear(), this.date.getMonth());
	var tds = this.getElementById("calendarTable").getElementsByTagName("td");
	for (var i = 0; i < tds.length; i++) {
		tds[i].style.backgroundColor = calendar.colors["td_bg_out"];
		tds[i].onclick = function() {
			return;
		}
		tds[i].onmouseover = function() {
			return;
		}
		tds[i].onmouseout = function() {
			return;
		}
		if (i > dateArray.length - 1) break;
		tds[i].innerHTML = dateArray[i];
		if (dateArray[i] != " ") {
			tds[i].bgColorTxt = "td_bg_out"; //2009-03-03 保存背景色的 class 
			var cur = new Date();
			tds[i].isToday = false;
			if (cur.getFullYear() == calendar.date.getFullYear() && cur.getMonth() == calendar.date.getMonth() && cur.getDate() == dateArray[i]) {
				//是今天的单元格 
				tds[i].style.backgroundColor = calendar.colors["cur_bg"];
				tds[i].bgColorTxt = "cur_bg";
				tds[i].isToday = true;
			}
			if (calendar.dateControl != null) {
				cur = calendar.dateControl.value.toDate(calendar.dateFormatStyle);
				if (cur.getFullYear() == calendar.date.getFullYear() && cur.getMonth() == calendar.date.getMonth() && cur.getDate() == dateArray[i]) {
					//是已被选中的单元格 
					calendar.selectedDayTD = tds[i];
					tds[i].style.backgroundColor = calendar.colors["sel_bg"];
					tds[i].bgColorTxt = "sel_bg";
				}
			}
			tds[i].onclick = function() {
				if (calendar.DateMode == pickMode["day"]) //2009-03-03 当选择日期时，点击格子即返回值 
				{
					calendar.ReturnDate(new Date(calendar.date.getFullYear(),
						calendar.date.getMonth(),
						this.innerHTML).format(calendar.dateFormatStyle));
				} else {
					if (calendar.selectedDayTD != null) //2009-03-03 清除已选中的背景色 
					{
						calendar.selectedDayTD.style.backgroundColor = (calendar.selectedDayTD.isToday) ? calendar.colors["cur_bg"] : calendar.colors["td_bg_out"];
					}
					this.style.backgroundColor = calendar.colors["sel_bg"];
					calendar.day = this.innerHTML;
					calendar.selectedDayTD = this; //2009-03-03 记录已选中的日子 
				}
			}
			tds[i].style.cursor = "pointer"; //2007-08-06 由寒羽枫添加，鼠标变成手指状 
			tds[i].onmouseover = function() {
				this.style.backgroundColor = calendar.colors["td_bg_over"];
			}
			tds[i].onmouseout = function() {
				if (calendar.selectedDayTD != this) {
					this.style.backgroundColor = calendar.colors[this.bgColorTxt];
				}
			}
			tds[i].onblur = function() {
				calendar.onblur();
			}
		}
	}
}

//根据年、月得到月视图数据(数组形式) 
Calendar.prototype.getMonthViewArray = function(y, m) {
	var mvArray = [];
	var dayOfFirstDay = new Date(y, m, 1).getDay();
	var daysOfMonth = new Date(y, m + 1, 0).getDate();
	for (var i = 0; i < 42; i++) {
		mvArray[i] = " ";
	}
	for (var i = 0; i < daysOfMonth; i++) {
		mvArray[i + dayOfFirstDay] = i + 1;
	}
	return mvArray;
}

//扩展 document.getElementById(id) 多浏览器兼容性 from meizz tree source 
Calendar.prototype.getElementById = function(id) {
	if (typeof(id) != "string" || id == "") return null;
	if (document.getElementById) return document.getElementById(id);
	if (document.all) return document.all(id);
	try {
		return eval(id);
	} catch (e) {
		return null;
	}
}

//扩展 object.getElementsByTagName(tagName) 
Calendar.prototype.getElementsByTagName = function(object, tagName) {
	if (document.getElementsByTagName) return document.getElementsByTagName(tagName);
	if (document.all) return document.all.tags(tagName);
}

//取得HTML控件绝对位置 
Calendar.prototype.getAbsPoint = function(e) {
	var x = e.offsetLeft;
	var y = e.offsetTop;
	while (e = e.offsetParent) {
		x += e.offsetLeft;
		y += e.offsetTop;
	}
	return {
		"x": x,
		"y": y
	};
}

//显示日历 
Calendar.prototype.show = function(dateObj, popControl) {
	if (dateObj == null) {
		throw new Error("arguments[0] is necessary")
	}
	this.dateControl = dateObj;
	var now = new Date();
	now.setMinutes(0,0);  // 2018-05-18 设置到0分,0秒 由 刘昌龙 添加
	this.date = (dateObj.value.length > 0) ? new Date(dateObj.value.toDate(this.dateFormatStyle)) : now.format(this.dateFormatStyle).toDate(this.dateFormatStyle); //2008-01-29 寒羽枫添加 → 若为空则根据dateFormatStyle初始化日期 

	if (this.panel.innerHTML == "" || cal.dateFormatStyleOld != cal.dateFormatStyle) //，则重新初始化 
	{
		this.draw();
		this.bindYear();
		this.bindMonth();
		this.bindHour();
		this.bindMinute();
		this.bindSecond();
	}
	this.year = this.date.getFullYear();
	this.month = this.date.getMonth();
	this.day = this.date.getDate();
	this.hour = this.date.getHours();
	this.minute = this.date.getMinutes();
	this.second = this.date.getSeconds();
	this.changeSelect();
	this.bindData();

	if (popControl == null) {
		popControl = dateObj;
	}
	var xy = this.getAbsPoint(popControl);
	//this.panel.style.left = xy.x + "px"; 
	//this.panel.style.top = (xy.y + dateObj.offsetHeight) + "px"; 
	this.panel.style.left = (xy.x + leftX) + "px"; //由寒羽枫 2007-02-11 修改 → 加入自定义偏移量 
	this.panel.style.top = (xy.y + topY + dateObj.offsetHeight) + "px";

	//修改 → 把 visibility 变为 display，并添加失去焦点的事件 //this.setDisplayStyle("select", "hidden"); 
	//this.panel.style.visibility = "visible"; 
	//this.container.style.visibility = "visible"; 
	this.panel.style.display = "";
	this.container.style.display = "";

	if (!this.dateControl.isTransEvent) {
		this.dateControl.isTransEvent = true;
		/* 已写在返回值的时候 ReturnDate 函数中，去除验证事件的函数 
		this.dateControl.changeEvent = this.dateControl.onchange;//将 onchange 转成其它函数，以免触发验证事件 
		this.dateControl.onchange = function() 
		{if(typeof(this.changeEvent) =='function'){this.changeEvent();}}*/
		if (this.dateControl.onblur != null) {
			this.dateControl.blurEvent = this.dateControl.onblur;
		} //2007-09-14 保存主文本框的 onblur ，使其原本的事件不被覆盖 
		this.dateControl.onblur = function() {
			calendar.onblur();
			if (typeof(this.blurEvent) == 'function') {
				this.blurEvent();
			}
		}
	}

	this.container.onmouseover = function() {
		isFocus = true;
	}
	this.container.onmouseout = function() {
		isFocus = false;
	}
}

//隐藏日历 
Calendar.prototype.hide = function() {
	//this.setDisplayStyle("select", "visible"); 
	//this.panel.style.visibility = "hidden"; 
	//this.container.style.visibility = "hidden"; 
	this.panel.style.display = "none";
	this.container.style.display = "none";
	isFocus = false;
}

//焦点转移时隐藏日历 → 由寒羽枫 2006-06-25 添加 
Calendar.prototype.onblur = function() {
	if (!isFocus) {
		this.hide();
	}
}

//修改 → 确保日历容器节点在 body 最后，否则 FireFox 中不能出现在最上方 
function InitContainerPanel() //初始化容器 
{
	var str = '<div id="calendarPanel" style="position: absolute;display: none;z-index:9999; background-color: #FFFFFF;border: 1px solid #CCCCCC;width:260px;font-size:12px;"></div>';
	if (document.all) {
		str += '<iframe style="position:absolute;z-index:2000;width:expression(this.previousSibling.offsetWidth);';
		str += 'height:expression(this.previousSibling.offsetHeight);';
		str += 'left:expression(this.previousSibling.offsetLeft);top:expression(this.previousSibling.offsetTop);';
		str += 'display:expression(this.previousSibling.style.display);" scrolling="no" frameborder="no"></iframe>';
	}
	var div = document.createElement("div");
	div.innerHTML = str;
	div.id = "ContainerPanel";
	div.style.display = "none";
	document.body.appendChild(div);
} //调用calendar.show(dateControl, popControl);